Ninh Binh's climate is characterized by warm summers and mild winters. The coolest months are January and December, with average temperatures ranging from 16-21°C, while the hottest months are May and June, with average highs often reaching above 30°C. Spring (March to April) brings gentle warming, with temperatures gradually increasing towards the summer peak. Autumn (September to November) sees a cooling trend, returning to milder temperatures similar to those in spring. The wet season is not explicitly mentioned but can be inferred as occurring during these periods of temperature fluctuation.